Answer:
In general, there is not an adequate amount of the virus in saliva to be transmissible.
Explanation:
Unlike syphilis and cold sores, the AIDS virus cannot be transmitted by saliva. The body fluids that transmit HIV are just blood, semen, vaginal secretions and breast milk.
Saliva, sweat, tears, and urine do not have enough viral load to infect another person. This is why HIV is not transmitted by sharing glasses and cutlery, nor by kissing, for example.
B. Opponents in sports are temporary challengers.
C. Opponents who hold grudges make better competitors.
D. Opponents who keep grudges are engaged in an unhealthy behavior.
They are all true except c.
Opponents who hold grudges are not better competitors. They are letting the game become way too personal and this will cloud their judgement and ability to make rational decisions when playing. It will become a grudge match which is not sportsmanlike.
B.
includes a tear or rupture of hamstring muscle
C.
usually occurs when sprinting or during high-velocity movements
D.
includes bruising and swelling
I believe the answer is: A. usually accompanied by dull pain
Hamstring pain would most likely accompanied by sharp pain. This type of injury usually caused by rapid acceleration which impacted hamstring area without proper preparation. Types of sports that have the higher chance of causing hamstring pain are sprinting, kick boxing, and soccer.